The diameters of two circle are 3.5cm and 6cm find the ratio of the area of the large circle to find that of the smaller circles??
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Given large circle diameter=6cm
small circle diameter=3.5cm
so. d/2=6/2=3cm
d/2=3.5/2=1.75cm
area of large circle=πr² =22/7*(3)² =28.28
area of small circle=πr² =22/7*(1.75)² =9.60
ratio=28.28:9.60
small circle diameter=3.5cm
so. d/2=6/2=3cm
d/2=3.5/2=1.75cm
area of large circle=πr² =22/7*(3)² =28.28
area of small circle=πr² =22/7*(1.75)² =9.60
ratio=28.28:9.60
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